the flowers of brassia(spider orchid)

yellow wildflower wide violet uniquethe type tropical top surface stem spots spider species slender sheath shaped sepals regions reach ranging purple pseudobulbs plant pink petal oval orchid narrow name moist meters low lips linear lily lilac light length leaves leaf lavender large lanceolate green genus fragrance forests flowers flower flattened false eye extends epiphytic elongated elliptical distributed color centimeters brassiaspider nature garden popular science knowledge botany biology